Kettle



FIG. 1 is a front perspective view of a kettle showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing in the figure drawings are included for the purpose of illustration and form no part of the claimed design. 

CLAIM The ornamental design for a kettle, as shown and described. 